C312322331333132212111133133313331333133312121111331121133133313232311232133231   >>    C31232233133313221211113313331333133313331212111133112113313331323231123213323   <<    C312322331333132212111133133313331333133312121111331121133133313232311232133233   >>      C312322331333132212111133133313331333133312121111331121133133313232311232133232   >>